var browser = new Browser();
function itemOver(targetNodeId,color){
	try{
		var targetNode = document.getElementById(targetNodeId);
		if(targetNode.className != "highlight"){
			targetNode.style.backgroundColor = color;
			if(browser.isIE){
				targetNode.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=100)";
			}			
		}
	}catch(e){
	}
}
function itemOut(targetNodeId){
	try{
		var targetNode = document.getElementById(targetNodeId);
		if(targetNode.className != "highlight"){
			targetNode.style.backgroundColor = "transparent";
			if(browser.isIE){
				targetNode.style.backgroundColor = "white";
				targetNode.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=50)";
			}
		}
	}catch(e){
	}
}


function Browser() {
  var ua, s, i;

  this.isIE    = false;  // Internet Explorer
  this.isOP    = false;  // Opera
  this.isNS    = false;  // Netscape
  this.version = null;

  ua = navigator.userAgent;

  s = "Opera";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isOP = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as Netscape 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }

  s = "MSIE";
  if ((i = ua.indexOf(s))) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }
}